"use strict";
console.log(1212);
function getadd(name, age) {
    if (age === void 0) { age = 20; }
    console.log(age);
    return name;
}
getadd("1");
function tsChong(str) {
    if (typeof str === 'string') {
        console.log(str + '字符串');
    }
    else {
        console.log(str + '数字');
    }
}
tsChong(1, 1);

function ad() {

}
ad.prototype.pd = function () {
  console.log(12121)
}

function dd() {

}
dd.prototype = new ad()
const list = new dd()

list.pd()
